Horner APG QX651 OCS - Manual (Page 11)

MAN0543-05 07 JUNE 2007 PAGE 11
2.8
CAN Network / DeviceNet Network Port and Wiring
Table 4 – CAN Port Pins
Pin Signal Description
1 V- Power -
2 CN_L Signal -
3 SHLD Shield
4 CN_H Signal
+
5 V+ Power +
Figure 15– Network Connector (CAN Port) Figure 16 - Looking at the Color Touch OCS
Note: To optimize CAN network reliability in electrically noisy environments, the CAN power
supply needs to be isolated (dedicated) from the primary power.
2.9
RS-232 Port / RS-485 Port
There are a variety of ways to connect to the RS-232 and RS-485 ports; Two modular jacks (MJ1 and
MJ2) and a serial connector (CN1) are available for use.
Table 5 – Ports and Functions (Port 1, 2, and 3)
RS-232 RS-485 Functions
Port 1 Port 1
Programming, Debugging
Monitoring, Configuring.
Port 1,
Port 2,
Port 3
Port 1,
Port 2,
Port 3
Ladder Logic-Controlled Serial
Communications
(e.g. communications to printers,
bar code scanners, terminals,
Modbus, and other types of
applications.
Port 3 Port 3 Modems
V+
CN_H
SHLD
CN_L
V-
1 2 3 4 5
V-
CN_L
SHLD
CN_H
V+
1 2 3 4 5